Question: What is the {point in time} {Lodz} had a {population} of {45200.0}?
Paraphrase: At what point in time did Lodz have a population of 45,200?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q580 p:P1082 ?s . ?s ps:P1082 ?x filter(contains(?x , '452000.0')) . ?s pq:P585 ?value}